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越来越多的语言和数据通信信道的需要为电话工业铺平了迅速发展的道路,帮助建立起一项新兴的、专业化的公共传输企业。大量业务将由转接通信网络公司经营,这个
The need for more and more languages and data communications channels has paved the way for rapid growth in the telephony industry and helped establish a new, specialized public transport enterprise. A lot of business will be transferred to the communications network company, this